World Health Organization. South - East Asia & World Health Organization. (1999). Essential drugs for primary health care: A manual for health workers in South-East Asia. World Health Organization.
Citação do estilo Chicago (17ª ed.)World Health Organization. South - East Asia e World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. Geneva: World Health Organization, 1999.
Citação MLA (8ª ed.)World Health Organization. South - East Asia e World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. World Health Organization, 1999.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.